2007 BMW 325 vs. 2009 Mercedes-Benz B
To start off, 2009 Mercedes-Benz B is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 325. In addition, the cost of maintenance, including insurance, on 2007 BMW 325 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 325 is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (215 HP @ 5600 RPM) has 107 more horse power than 2009 Mercedes-Benz B. (108 HP @ 4200 RPM). In normal driving conditions, 2007 BMW 325 should accelerate faster than 2009 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz B weights approximately 20 kg more than 2007 BMW 325.
Let's talk about torque, both vehicles can yield 250 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 BMW 325 | 2009 Mercedes-Benz B | |
| Make | BMW | Mercedes-Benz |
| Model | 325 | B |
| Year Released | 2007 | 2009 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 108 HP |
| Engine RPM | 5600 RPM | 4200 RPM |
| Torque | 250 Nm | 250 Nm |
| Torque RPM | 2750 RPM | 1600 RPM |
| Engine Bore Size | 78.8 mm | 83 mm |
| Engine Stroke Size | 82 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 247 km/hour | 183 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 11.3 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1420 kg | 1440 kg |
| Vehicle Length | 4590 mm | 4280 mm |
| Vehicle Width | 1400 mm | 1780 mm |
| Vehicle Height | 1790 mm | 1610 mm |
| Wheelbase Size | 2770 mm | 2780 mm |
| Fuel Consumption Overall | 11.9 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 63 L | 54 L |
